What does 'Dirty Filter' mean on my Johnson Controls TEC3630 Thermostat and how to resolve it?
If your Johnson Controls Thermostat displays 'Dirty Filter', it means equipment connected to the BI configured for a Dirty Filter alarm is triggering the alarm. Replace the filter in the equipment as explained in the manufacturer's instructions.
What to do if my Johnson Controls Thermostat displays 'Controller Fault'?
If your Johnson Controls Thermostat displays 'Controller Fault', it signifies an internal fault that the controller couldn't resolve. The solution is to order replacement units and return the faulty devices to Johnson Controls under the RMA program.
What does 'Board Mismatch' mean on my Johnson Controls TEC3630 and how to fix it?
If your Johnson Controls Thermostat displays 'Board Mismatch', it means the baseboard and CPU board are incorrectly paired. To resolve this, match the baseboard to its corresponding CPU board. See Figure 5 for information on ensuring that you have the CPU board and base board paired correctly.
Why does my Johnson Controls Thermostat display 'Board Mismatch'?
If the Johnson Controls Thermostat displays 'The controller displays Board Mismatch', it could be due to the I/O board that the display board is currently attached to does not match the one that initially shipped with the display board, so attach the display board to the correct I/O board. It could also be that a hardware failure is causing the two boards to incorrectly identify themselves, so order replacement units and return the affected devices to Johnson Controls under the RMA program.
Why does my Johnson Controls TEC3630 display 'Cooling Unavailable' or 'Heating Unavailable' due to Control Mode?
If the Johnson Controls Thermostat displays 'The controller displays Idle with a Unit Status of Cooling Unavailable due to Control Mode despite being above cooling setpoint, or with a status of Heating Unavailable due to Control Mode despite being below the setpoint', it means the control mode is set incorrectly. If the Control Mode is set to Cooling Mode, but the controller is requesting heating, change the Control Mode to Auto or Heating. If the Control Mode is set to Heating Mode, but the controller is requesting cooling, change the Control Mode to Auto or Cooling.
Why does my Johnson Controls TEC3630 Thermostat show an error when upgrading firmware?
If the Johnson Controls Thermostat displays 'The controller provides an error when trying to upgrade firmware', it means the firmware on the USB drive is below the minimum required version. Please use firmware version 3.0.2.xxxx or higher. A reboot is required to clear the Firmware Mismatch fault that occurs.
Why does my Johnson Controls Thermostat say 'Open Window'?
If your Johnson Controls Thermostat displays 'Open Window', it means the switch connected to the BI configured for Open Window is sensing that the window is opened, and control has shut down. Close the window to resume control. Check sensor functionality with an ohmmeter, and verify the wiring to the TEC. Order replacement units and return the affected devices to Johnson Controls under the RMA program.
What does 'Fan Lock' mean on my Johnson Controls TEC3630 Thermostat and how to fix it?
If your Johnson Controls Thermostat displays 'Fan Lock', it means the switch connected to the BI configured for Fan Lock did not sense airflow within 10 seconds of starting the fan, and control has been shut down. To resolve this, inspect equipment to ensure the fan functions. Check sensor functionality with an ohmmeter and verify wiring to the TEC. Reset the fault by entering the menu, selecting Fault Status, and selecting the Fan Lock. If problems persist, order replacement units and return the affected devices to Johnson Controls under the RMA program.
Why does my Johnson Controls TEC3630 display 'Controller Fault'?
If the Johnson Controls Thermostat displays 'The controller displays Controller Fault', it is because an internal fault was detected and the controller was unable to recover. Order replacement units and return the affected devices to Johnson Controls under the RMA program.
What to do if my Johnson Controls Thermostat displays 'Zone Temp Unreliable'?
If your Johnson Controls Thermostat displays 'Zone Temp Unreliable', it means all sources of zone temperature, including the onboard sensor, are unreliable. Order replacement units and return the affected devices to Johnson Controls under the RMA program.
Personalizes the home screen display by showing or hiding elements.
Instructions for updating firmware and saving controller settings via USB.
Guides selection for Rooftop or Heat Pump operation and initial setup.
Configures economizer damper and sets the overall control mode.
Adjusts heating/cooling setpoints for occupied, unoccupied, and standby modes.
Explains PID control and automatic tuning for optimizing performance.
Lists and describes diagnostic information for system faults.
Troubleshooting steps for sensor failures, internal faults, and board mismatches.
General| Brand | Johnson Controls |
|---|---|
| Model | TEC3630 Series |
| Category | Thermostat |
| Language | English |
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